body {
  background-color: #000;
}
.container {
  padding: 20px;
  background-color: green;
}
.field {
  position: relative;
  border: 1px solid white;
}
.player {
  position: absolute;
  border-radius: 50%;
  border:0.5px solid black;
  font-size: 6px;
  text-align: center;
  color: white;
}
canvas {
  z-index: 2;
}
#ball {
  position: absolute;
  z-index: 3;
}

#ball-set,
#player-set,
#player-add {
  position: absolute;
  display: flex;
  flex-direction: column;
  background-color: orange;
  border-radius: 10px;
  justify-content: space-around;
  align-items: center;
}
#ball-set {
  top: 10px;
  right: 250px;
  width: 250px;
  height: 120px;
}
#player-set {
  top: 150px;
  right: 250px;
  width: 250px;
  height: 300px;
}
#player-add {
  top: 10px;
  right: 10px;
  width: 200px;
  height: 400px;
}
#player-operate {
  display: flex;
}
/*
  slider
 */
.con {
  position: relative;
  width: 220px;
  height: 70px;
  background-color: orange;
}
.bar {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 205px;
  height: 10px;
  background-color: #ccc;
  border-radius: 10px;
  cursor: pointer;
}
.but {
  position: absolute;
  top: 5px;
  left: 110px;
  width: 10px;
  height: 20px;
  background-color: gray;
  border-radius: 5px;
  cursor: pointer;
}
.bar-v {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 100px;
  height: 10px;
  border-radius: 10px 0 0 10px;
  background-color: blue;
  cursor: pointer;
}
.text {
  position: absolute;
  top: 40px;
  left: 10px;
  width: 200px;
}
